[llvm] IR: introduce struct with CmpInst::Predicate and samesign (PR #116867)

[Nikita Popov via llvm-commits]

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@@ -51,6 +51,7 @@ template <class T, unsigned n> class SmallSetVector;
 class TargetLibraryInfo;
 class Type;
 class Value;
+class CmpPredicate;
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nikic wrote:

Forward-declares out of order.

https://github.com/llvm/llvm-project/pull/116867